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Finding the Fourth Proportional to 551,268.80, 826,903.20 and 177,329.60

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Solution

The fourth proportional to 551,268.80, 826,903.20 and 177,329.60 is: 265,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,268.80 : 826,903.20 = 177,329.60 : x
  2. Step 2: Convert to fraction form
    551,268.80/826,903.20 = 177,329.60/x
  3. Step 3: Cross multiply
    551,268.80x = 826,903.20 × 177,329.60
  4. Step 4: Simplify right side
    551,268.80x = 146,634,413,694.72
  5. Step 5: Solve for x
    x = 146,634,413,694.72/551,268.80
  6. Step 6: Final answer
    x = 265,994.40

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.